/**
  * Renders an IRI as a full IRI rather than as an IRI that represents an entity in the signature
  * of the imports closure of the active ontology.
  *
  * @param page The page that the IRI should be rendered into.
  * @param iri The IRI to be rendered.
  * @return A list of paragraphs that represent the rendering of the annotation value.
  */
 private List<Paragraph> renderExternalIRI(Page page, IRI iri) {
   Paragraph paragraph;
   if (isLinkableAddress(iri)) {
     paragraph = page.addParagraph(iri.toString(), new HTTPLink(iri.toURI()));
   } else {
     paragraph = page.addParagraph(iri.toString());
   }
   return Arrays.asList(paragraph);
 }
 /**
  * Determines whether an IRI that represents an annotation value can be opened in a web browser.
  * i.e. wherther or not the IRI represents a web link.
  *
  * @param iri The iri to be tested.
  * @return <code>true</code> if the IRI represents a web link, other wise <code>false</code>.
  */
 private boolean isLinkableAddress(IRI iri) {
   String scheme = iri.getScheme();
   return scheme != null && scheme.startsWith("http");
 }